#if CONFIG_LIBDRM
# include <va/va_drmcommon.h>
# include <drm_fourcc.h>
+# ifndef DRM_FORMAT_MOD_INVALID
+# define DRM_FORMAT_MOD_INVALID ((1ULL << 56) - 1)
+# endif
#endif
#include <fcntl.h>
#include "buffer.h"
#include "common.h"
#include "hwcontext.h"
+#include "hwcontext_drm.h"
#include "hwcontext_internal.h"
#include "hwcontext_vaapi.h"
#include "mem.h"
#include "pixdesc.h"
#include "pixfmt.h"
-#if CONFIG_LIBDRM
-# include "hwcontext_drm.h"
-#endif
typedef struct VAAPIDevicePriv {
#if HAVE_VAAPI_X11
"%08x.\n", desc->objects[0].fd, va_fourcc);
for (i = 0; i < FF_ARRAY_ELEMS(vaapi_format_map); i++) {
- if (vaapi_format_map[i].fourcc == va_fourcc)
+ if (vaapi_format_map[i].fourcc == va_fourcc) {
va_rt_format = vaapi_format_map[i].rt_format;
+ break;
+ }
}
+ av_assert0(i < FF_ARRAY_ELEMS(vaapi_format_map));
+
buffer_handle = desc->objects[0].fd;
buffer_desc.pixel_format = va_fourcc;
buffer_desc.width = src_fc->width;
return 0;
}
-static void vaapi_unmap_to_drm(AVHWFramesContext *dst_fc,
- HWMapDescriptor *hwmap)
+#if VA_CHECK_VERSION(1, 1, 0)
+static void vaapi_unmap_to_drm_esh(AVHWFramesContext *hwfc,
+ HWMapDescriptor *hwmap)
{
AVDRMFrameDescriptor *drm_desc = hwmap->priv;
int i;
av_freep(&drm_desc);
}
-static int vaapi_map_to_drm(AVHWFramesContext *hwfc, AVFrame *dst,
- const AVFrame *src, int flags)
+static int vaapi_map_to_drm_esh(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src, int flags)
{
-#if VA_CHECK_VERSION(1, 1, 0)
AVVAAPIDeviceContext *hwctx = hwfc->device_ctx->hwctx;
VASurfaceID surface_id;
VAStatus vas;
VADRMPRIMESurfaceDescriptor va_desc;
AVDRMFrameDescriptor *drm_desc = NULL;
+ uint32_t export_flags;
int err, i, j;
surface_id = (VASurfaceID)(uintptr_t)src->data[3];
+ export_flags = VA_EXPORT_SURFACE_SEPARATE_LAYERS;
+ if (flags & AV_HWFRAME_MAP_READ)
+ export_flags |= VA_EXPORT_SURFACE_READ_ONLY;
+ if (flags & AV_HWFRAME_MAP_WRITE)
+ export_flags |= VA_EXPORT_SURFACE_WRITE_ONLY;
+
vas = vaExportSurfaceHandle(hwctx->display, surface_id,
VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2,
- VA_EXPORT_SURFACE_READ_ONLY |
- VA_EXPORT_SURFACE_SEPARATE_LAYERS,
- &va_desc);
+ export_flags, &va_desc);
if (vas != VA_STATUS_SUCCESS) {
if (vas == VA_STATUS_ERROR_UNIMPLEMENTED)
return AVERROR(ENOSYS);
}
err = ff_hwframe_map_create(src->hw_frames_ctx, dst, src,
- &vaapi_unmap_to_drm, drm_desc);
+ &vaapi_unmap_to_drm_esh, drm_desc);
if (err < 0)
goto fail;
close(va_desc.objects[i].fd);
av_freep(&drm_desc);
return err;
-#else
- // Older versions without vaExportSurfaceHandle() are not supported -
- // in theory this is possible with a combination of vaDeriveImage()
- // and vaAcquireBufferHandle(), but it doesn't carry enough metadata
- // to actually use the result in a generic way.
- return AVERROR(ENOSYS);
+}
#endif
+
+#if VA_CHECK_VERSION(0, 36, 0)
+typedef struct VAAPIDRMImageBufferMapping {
+ VAImage image;
+ VABufferInfo buffer_info;
+
+ AVDRMFrameDescriptor drm_desc;
+} VAAPIDRMImageBufferMapping;
+
+static void vaapi_unmap_to_drm_abh(AVHWFramesContext *hwfc,
+ HWMapDescriptor *hwmap)
+{
+ AVVAAPIDeviceContext *hwctx = hwfc->device_ctx->hwctx;
+ VAAPIDRMImageBufferMapping *mapping = hwmap->priv;
+ VASurfaceID surface_id;
+ VAStatus vas;
+
+ surface_id = (VASurfaceID)(uintptr_t)hwmap->source->data[3];
+ av_log(hwfc, AV_LOG_DEBUG, "Unmap VAAPI surface %#x from DRM.\n",
+ surface_id);
+
+ // DRM PRIME file descriptors are closed by vaReleaseBufferHandle(),
+ // so we shouldn't close them separately.
+
+ vas = vaReleaseBufferHandle(hwctx->display, mapping->image.buf);
+ if (vas != VA_STATUS_SUCCESS) {
+ av_log(hwfc, AV_LOG_ERROR, "Failed to release buffer "
+ "handle of image %#x (derived from surface %#x): "
+ "%d (%s).\n", mapping->image.buf, surface_id,
+ vas, vaErrorStr(vas));
+ }
+
+ vas = vaDestroyImage(hwctx->display, mapping->image.image_id);
+ if (vas != VA_STATUS_SUCCESS) {
+ av_log(hwfc, AV_LOG_ERROR, "Failed to destroy image "
+ "derived from surface %#x: %d (%s).\n",
+ surface_id, vas, vaErrorStr(vas));
+ }
+
+ av_free(mapping);
+}
+
+static int vaapi_map_to_drm_abh(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src, int flags)
+{
+ AVVAAPIDeviceContext *hwctx = hwfc->device_ctx->hwctx;
+ VAAPIDRMImageBufferMapping *mapping = NULL;
+ VASurfaceID surface_id;
+ VAStatus vas;
+ int err, i, p;
+
+ surface_id = (VASurfaceID)(uintptr_t)src->data[3];
+ av_log(hwfc, AV_LOG_DEBUG, "Map VAAPI surface %#x to DRM.\n",
+ surface_id);
+
+ mapping = av_mallocz(sizeof(*mapping));
+ if (!mapping)
+ return AVERROR(ENOMEM);
+
+ vas = vaDeriveImage(hwctx->display, surface_id,
+ &mapping->image);
+ if (vas != VA_STATUS_SUCCESS) {
+ av_log(hwfc, AV_LOG_ERROR, "Failed to derive image from "
+ "surface %#x: %d (%s).\n",
+ surface_id, vas, vaErrorStr(vas));
+ err = AVERROR(EIO);
+ goto fail;
+ }
+
+ for (i = 0; i < FF_ARRAY_ELEMS(vaapi_drm_format_map); i++) {
+ if (vaapi_drm_format_map[i].va_fourcc ==
+ mapping->image.format.fourcc)
+ break;
+ }
+ if (i >= FF_ARRAY_ELEMS(vaapi_drm_format_map)) {
+ av_log(hwfc, AV_LOG_ERROR, "No matching DRM format for "
+ "VAAPI format %#x.\n", mapping->image.format.fourcc);
+ err = AVERROR(EINVAL);
+ goto fail_derived;
+ }
+
+ mapping->buffer_info.mem_type =
+ VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME;
+
+ mapping->drm_desc.nb_layers =
+ vaapi_drm_format_map[i].nb_layer_formats;
+ if (mapping->drm_desc.nb_layers > 1) {
+ if (mapping->drm_desc.nb_layers != mapping->image.num_planes) {
+ av_log(hwfc, AV_LOG_ERROR, "Image properties do not match "
+ "expected format: got %d planes, but expected %d.\n",
+ mapping->image.num_planes, mapping->drm_desc.nb_layers);
+ err = AVERROR(EINVAL);
+ goto fail_derived;
+ }
+
+ for(p = 0; p < mapping->drm_desc.nb_layers; p++) {
+ mapping->drm_desc.layers[p] = (AVDRMLayerDescriptor) {
+ .format = vaapi_drm_format_map[i].layer_formats[p],
+ .nb_planes = 1,
+ .planes[0] = {
+ .object_index = 0,
+ .offset = mapping->image.offsets[p],
+ .pitch = mapping->image.pitches[p],
+ },
+ };
+ }
+ } else {
+ mapping->drm_desc.layers[0].format =
+ vaapi_drm_format_map[i].layer_formats[0];
+ mapping->drm_desc.layers[0].nb_planes = mapping->image.num_planes;
+ for (p = 0; p < mapping->image.num_planes; p++) {
+ mapping->drm_desc.layers[0].planes[p] = (AVDRMPlaneDescriptor) {
+ .object_index = 0,
+ .offset = mapping->image.offsets[p],
+ .pitch = mapping->image.pitches[p],
+ };
+ }
+ }
+
+ vas = vaAcquireBufferHandle(hwctx->display, mapping->image.buf,
+ &mapping->buffer_info);
+ if (vas != VA_STATUS_SUCCESS) {
+ av_log(hwfc, AV_LOG_ERROR, "Failed to get buffer "
+ "handle from image %#x (derived from surface %#x): "
+ "%d (%s).\n", mapping->image.buf, surface_id,
+ vas, vaErrorStr(vas));
+ err = AVERROR(EIO);
+ goto fail_derived;
+ }
+
+ av_log(hwfc, AV_LOG_DEBUG, "DRM PRIME fd is %ld.\n",
+ mapping->buffer_info.handle);
+
+ mapping->drm_desc.nb_objects = 1;
+ mapping->drm_desc.objects[0] = (AVDRMObjectDescriptor) {
+ .fd = mapping->buffer_info.handle,
+ .size = mapping->image.data_size,
+ // There is no way to get the format modifier with this API.
+ .format_modifier = DRM_FORMAT_MOD_INVALID,
+ };
+
+ err = ff_hwframe_map_create(src->hw_frames_ctx,
+ dst, src, &vaapi_unmap_to_drm_abh,
+ mapping);
+ if (err < 0)
+ goto fail_mapped;
+
+ dst->data[0] = (uint8_t*)&mapping->drm_desc;
+ dst->width = src->width;
+ dst->height = src->height;
+
+ return 0;
+
+fail_mapped:
+ vaReleaseBufferHandle(hwctx->display, mapping->image.buf);
+fail_derived:
+ vaDestroyImage(hwctx->display, mapping->image.image_id);
+fail:
+ av_freep(&mapping);
+ return err;
}
#endif
+static int vaapi_map_to_drm(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src, int flags)
+{
+#if VA_CHECK_VERSION(1, 1, 0)
+ int err;
+ err = vaapi_map_to_drm_esh(hwfc, dst, src, flags);
+ if (err != AVERROR(ENOSYS))
+ return err;
+#endif
+#if VA_CHECK_VERSION(0, 36, 0)
+ return vaapi_map_to_drm_abh(hwfc, dst, src, flags);
+#endif
+ return AVERROR(ENOSYS);
+}
+
+#endif /* CONFIG_LIBDRM */
+
static int vaapi_map_to(AVHWFramesContext *hwfc, AVFrame *dst,
const AVFrame *src, int flags)
{
static int vaapi_device_derive(AVHWDeviceContext *ctx,
AVHWDeviceContext *src_ctx, int flags)
{
-#if CONFIG_LIBDRM
+#if HAVE_VAAPI_DRM
if (src_ctx->type == AV_HWDEVICE_TYPE_DRM) {
AVDRMDeviceContext *src_hwctx = src_ctx->hwctx;
VADisplay *display;
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